11893717 has 4 divisors (see below), whose sum is σ = 12974976. Its totient is φ = 10812460.

The previous prime is 11893711. The next prime is 11893729. The reversal of 11893717 is 71739811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11893717 - 2²³ = 3505109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11893711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540613 + ... + 540634.

It is an arithmetic number, because the mean of its divisors is an integer number (3243744).

Almost surely, 2^11893717 is an apocalyptic number.

It is an amenable number.

11893717 is a deficient number, since it is larger than the sum of its proper divisors (1081259).

11893717 is a wasteful number, since it uses less digits than its factorization.

11893717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081258.

The product of its digits is 10584, while the sum is 37.

The square root of 11893717 is about 3448.7268665408. The cubic root of 11893717 is about 228.2649338993.

The spelling of 11893717 in words is "eleven million, eight hundred ninety-three thousand, seven hundred seventeen".